Sony MDR-D66SL Service Manual
MDR-D66SL
SERVICE MANUAL
Ver 1.0 2000.07
SPECIFICATIONS
Type : Circumaural, closed
Driver units : Ø 40 mm (CCAW adoption), dome type
Impedance : 40 ohms at 1kHz
Sensitivity : 106 dB/mW
Power hanging capacity
: 1500mW
Frequency response
: 10 – 25,000Hz
Cord : LC-OFC litz cord
Approx. 0.5m long with a gold-plated stereo mini plug.
E Model
Mass : Approx. 120g without cord
Supplied accessory
: Carring pouch
Plug adaptor
Extension cord (Approx. 1m long with a gold-plated
stereo mini jack y "L" shaped gold-plated stereo mini
plug)
Design and specifications are subject to change without notice.
1. WIRING DIAGRAM
z
DRIVER TERMINAL
Marking (+ side)
Plus terminal is making
with felt tip pen.
(The position uncertainty)
Note : Position of puls terminal may become a change
Copper (GND)
Marking
Relay terminals
(No inside connection)
DRIVER
(L-CH)
Green
(L-CH)
Copper
(GND)
Stereo mini plug
DRIVER
(R-CH)
Red (R-CH)
Marking
Copper
(GND)
STEREO HEADPHONES
MDR-D66SL
2. EXPLODED VIEW AND PARTS LIST
NOTE :
• -XX, -X mean standardized parts, so they may
have some difference from the original one.
13
10
11
8
6
7
• Items marked “ * ”are not stocked since they
are seldom required for routine service.
Some delay should be anticipated when
ordering these items.
9
12
15
5
4
16
• The mechanical parts with no reference
number in the exploded views are not
supplied.
14
23
17
4
3
15
12
22
10
2
4
4
21
18
1
19
20
6
Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark
1 3-220-793-01 PAD, EAR
2 A-4540-635-A PLATE (L) ASSY, FRONT
3 A-4540-633-A HOUSING (L) ASSY
4 7-685-104-19 SCREW +P 2X6 TYPE2 NON-SLIT
5 4-956-435-11 LID (L), ROTOR
16 1-473-606-11 ADAPTOR, PLUG
17 1-790-035-11 CORD (WITH PLUG) (EXTENSION)
18 3-220-791-01 HANGER (R)
19 A-4540-636-A PLATE (R) ASSY, FRONT
20 A-4540-634-A HOUSING (R) ASSY
6 1-542-388-11 DRIVER (040F016)
7 X-3379-440-1 HANGER (L) ASSY
8 1-757-122-11 CORD
9 3-221-174-01 TUBE
10 4-956-431-11 STOPPER (UPPER)
11 4-956-432-11 STOPPER (LOWER) (L)
12 4-956-437-01 SPRING, SLIDE
13 4-956-427-02 SLIDER (L)
14 4-956-424-02 BAND, HEAD
15 7-685-103-19 SCREW +P 2X5 TYPE2 NON-SLIT
9-927-954-11
21 4-956-436-11 LID (R), ROTOR
22 4-956-433-11 STOPPER (LOWER) (R)
23 4-956-428-02 SLIDER (R)
***********************************************************
1-473-606-11 ADAPTOR, PLUG
1-790-035-11 CORD (WITH PLUG) (EXTENSION)
3-221-064-01 POUCH, CARRYING
Sony Corporation
Audio Entertainment Group
– 2 –
ACCESSORIES &PACKING MATERIALS
*******************************
2000G02043-1
Printed in Japan © 2000.7
Published by PE General Engineering Dept.
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